YA-D400 Fixed Gas Detector with 24V Power Supply, 205×209×84mm Size for Hydrogen, Cl2, SO2, H2S, CO2 and Combustible Gas Monitoring
Price:
Negotiable
MOQ:
1
Delivery Time:
2-7 working days
Brand:
YAOAN
Product Description
Product Overview
The YA-D400 Series Fixed Gas Detectors are professional-grade monitoring devices designed for detecting toxic and combustible gases in hazardous industrial environments. These wall-mounted detectors are widely used in chemical plants, petroleum facilities, metallurgy operations, gas stations, and painting operations.
Compatible with YA-K series gas alarm controllers, these detectors form comprehensive industrial gas monitoring systems with flexible deployment options including wall, tube, scaffolding, or ceiling mounting.
Key Features
- Real-time gas concentration display with backlit screen
- Triple alarm system: fault, low-level, and high-level alerts
- Red backlight activation during alarm conditions
- Infrared remote control for convenient operation
- Three sound and light indicators for different alarm types
- Zero, calibration, and test functions for maintenance
- DC4-20mA standard signal output
- Multiple communication modes: RS485, two buses, LoRa
- High-performance ARM microprocessor for easy operation
- Three relay outputs (250V 5A) for automatic control
- 40 high/low alarm record storage capacity
- Unit conversion capability for toxic gas measurements
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | YA-D400 Fixed Gas Alarm Detector |
| Power Supply | 24V DC |
| Power Consumption | Combustible: ≤4W; Oxygen/Toxic: ≤3W |
| Detection Range | Combustible: 0-100% LEL; Oxygen/Toxic: 0-1000 μmol/mol |
| Precision | ±5% FS (sensor determined) |
| Minimum Reading | Combustible: 1% LEL; Toxic: 0.1 μmol/mol |
| Response Time | Toxic: ≤60 seconds; Combustible: ≤30 seconds |
| Sensor Life | 36 months (depending on sensor) |
| Sensor Type | Combustible: catalytic combustion; Toxic: electrochemical |
| Detection Mode | Diffused |
| Working Mode | Long-term continuous operation |
| Connection | M20×15 explosion-proof hose with male thread |
| Contact Output | Passive contact, capacity 5A/220V (3 units) |
| Explosion-proof Rating | Ex d IIC T6 Gb/Ex tD A21 IP67 T80℃ |
| Protection Class | IP67 |
| Operating Temperature | Combustible: -40 to 70℃; Toxic: -20 to 60℃ |
| Operating Humidity | 15% to 95% RH |
| Weight | 2 kg |
| Transmission Distance | ≤1200m (RS485, 2-bus, 4-20mA) |
| Output Signal | 4-20mA current signal, corresponding to full scale |
| Dimensions | 205×209×84 mm |
Technical Support & Services
Our comprehensive technical support ensures proper installation, operation, and maintenance of your gas detection system:
- Professional installation and system setup
- Calibration and testing services
- Troubleshooting and repair assistance
- Product training and educational resources
- Remote monitoring and ongoing support
Frequently Asked Questions
What is the brand name of this fixed gas detector?
The brand name is YAOAN.
What is the model number of this fixed gas detector?
The model number is YA-D400.
Where is this fixed gas detector manufactured?
It is manufactured in Shandong, China.
What gases can this fixed gas detector detect?
This detector monitors carbon monoxide, hydrogen sulfide, oxygen, and combustible gases.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Yaoan (Shenzhen) Electronic Technology Development Co., Ltd.
Location
Room 517, 5th Floor, Building 10B, Zone 3, Shenzhen Bay Science and Technology Ecological Park, Gaoxin South Ring Road, Shenzhen High tech Industrial Park (South District), Nanshan District, Shenzhen
Contact Person
Yao